DR. MARK S. COLLINS M.D.
Prescription History 1962451021
Internal Medicine - Hematology & Oncology in Columbus, OH
What does Dr. Collins prescribe?
In 2024, Dr. Collins wrote 456 Medicare prescriptions for 22 medications. The most prescribed was Gabapentin, with 43 prescriptions for 15 patients.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Dr. Collins prescribes.
Medications 22 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other Ohio prescribers.
What it is used for
Gabapentin is used with other medications to prevent and control seizures.
Compared with Ohio prescribers
Dr. Collins wrote 43 prescriptions for Gabapentin, about 41% as often as the typical Ohio prescriber of it (104). Medicare paid $38.73 per fill, versus $14.20 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with Ohio prescribers
Dr. Collins wrote 41 prescriptions for Ondansetron Odt, about 1.7 times as often as the typical Ohio prescriber of it (25). Medicare paid $31.69 per fill, versus $16.78 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Acyclovir is used to treat infections caused by certain types of viruses.
Compared with Ohio prescribers
Dr. Collins wrote 40 prescriptions for Acyclovir, about 1.5 times as often as the typical Ohio prescriber of it (26). Medicare paid $9.45 per fill, versus $16.76 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat severe nausea and vomiting from certain causes (for example, after surgery or cancer treatment).
Compared with Ohio prescribers
Dr. Collins wrote 34 prescriptions for Prochlorperazine Maleate, about as often as the typical Ohio prescriber of it (32). Medicare paid $9.81 per fill, versus $16.14 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Pomalidomide is used to treat certain types of cancers (such as multiple myeloma, Kaposi sarcoma).
Compared with Ohio prescribers
Dr. Collins wrote 31 prescriptions for Pomalyst, about 1.2 times as often as the typical Ohio prescriber of it (26). Medicare paid $20,133.36 per fill, versus $21,651.54 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Dexamethasone is used to treat conditions such as arthritis, blood/hormone disorders, allergic reactions, skin diseases, eye problems, breathing problems, bowel disorders, cancer, and immune system disorders.
Compared with Ohio prescribers
Dr. Collins wrote 22 prescriptions for Dexamethasone, about 68% as often as the typical Ohio prescriber of it (33). Medicare paid $8.01 per fill, versus $12.42 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with Ohio prescribers
Dr. Collins wrote 22 prescriptions for Prednisone, about half as often as the typical Ohio prescriber of it (52). Medicare paid $4.79 per fill, versus $3.48 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat certain types of cancer (chronic lymphocytic leukemia-CLL, small lymphocytic lymphoma-SLL, acute myeloid leukemia-AML).
Compared with Ohio prescribers
Dr. Collins wrote 22 prescriptions for Venclexta, about 72% as often as the typical Ohio prescriber of it (30). Medicare paid $5,141.13 per fill, versus $8,467.19 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Lenalidomide is used to treat various types of cancers.
Compared with Ohio prescribers
Dr. Collins wrote 21 prescriptions for Lenalidomide, about half as often as the typical Ohio prescriber of it (37). Medicare paid $9,914.01 per fill, versus $13,328.62 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used by people with sickle cell anemia to reduce the number of painful crises caused by the disease and to reduce the need for blood transfusions.
Compared with Ohio prescribers
Dr. Collins wrote 19 prescriptions for Hydroxyurea, about half as often as the typical Ohio prescriber of it (37). Medicare paid $33.98 per fill, versus $19.94 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Enzalutamide is used to treat prostate cancer.
Compared with Ohio prescribers
Dr. Collins wrote 17 prescriptions for Xtandi, about half as often as the typical Ohio prescriber of it (39). Medicare paid $14,776.17 per fill, versus $13,232.06 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication contains 2 amide-type local anesthetics, lidocaine and prilocaine.
Compared with Ohio prescribers
Dr. Collins wrote 16 prescriptions for Lidocaine-Prilocaine, about 75% as often as the typical Ohio prescriber of it (21). Medicare paid $14.01 per fill, versus $14.64 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Tamoxifen is used to treat breast cancer.
Compared with Ohio prescribers
Dr. Collins wrote 16 prescriptions for Tamoxifen Citrate, about half as often as the typical Ohio prescriber of it (32). Medicare paid $29.02 per fill, versus $27.22 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Rivaroxaban is used to prevent blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip or knee replacement surgery.
Compared with Ohio prescribers
Dr. Collins wrote 15 prescriptions for Xarelto, about 32% as often as the typical Ohio prescriber of it (48). Medicare paid $870.56 per fill, versus $905.70 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Enoxaparin is used to prevent and treat harmful blood clots.
Compared with Ohio prescribers
Dr. Collins wrote 13 prescriptions for Enoxaparin Sodium, about half as often as the typical Ohio prescriber of it (24). Medicare paid $279.22 per fill, versus $134.62 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to treat anxiety.
Compared with Ohio prescribers
Dr. Collins wrote 13 prescriptions for Lorazepam, about 26% as often as the typical Ohio prescriber of it (51). Medicare paid $4.85 per fill, versus $6.44 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This combination medication is used to help relieve moderate to severe pain.
Compared with Ohio prescribers
Dr. Collins wrote 13 prescriptions for Oxycodone-Acetaminophen, about 17% as often as the typical Ohio prescriber of it (75). Medicare paid $20.87 per fill, versus $20.65 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with Ohio prescribers
Dr. Collins wrote 13 prescriptions for Potassium Chloride, about 17% as often as the typical Ohio prescriber of it (75). Medicare paid $11.70 per fill, versus $20.26 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Apixaban is used to prevent serious blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip/knee replacement surgery.
Compared with Ohio prescribers
Dr. Collins wrote 12 prescriptions for Eliquis, about 12% as often as the typical Ohio prescriber of it (100). Medicare paid $608.69 per fill, versus $838.29 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to help relieve severe ongoing pain (such as due to cancer).
Compared with Ohio prescribers
Dr. Collins wrote 11 prescriptions for Fentanyl, about 40% as often as the typical Ohio prescriber of it (28). Medicare paid $47.82 per fill, versus $106.27 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Furosemide is used to reduce extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, and kidney disease.
Compared with Ohio prescribers
Dr. Collins wrote 11 prescriptions for Furosemide, about 12% as often as the typical Ohio prescriber of it (92). Medicare paid $1.74 per fill, versus $4.55 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used to help relieve severe ongoing pain (such as due to cancer).
Compared with Ohio prescribers
Dr. Collins wrote 11 prescriptions for Morphine Sulfate Er, about 25% as often as the typical Ohio prescriber of it (43). Medicare paid $20.94 per fill, versus $27.51 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Collins’s prescriptions
What does Dr. Collins prescribe most?
In 2024 Medicare Part D data, Dr. Collins's most prescribed medications were Gabapentin (43), Ondansetron Odt (41) and Acyclovir (40).
How does Dr. Collins's prescribing compare with other Ohio prescribers?
Of the 22 medications with a state comparison, Dr. Collins prescribes 2 more often than the typical Ohio prescriber, 2 about as often and 18 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Collins prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the Ohio prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
